阅读说明：本技术 一种加温链条机构 (Chain mechanism heats ) 是由 蔡志义 周志鹏 徐忠 顾益晖 唐光海 李圣兵 于 2021-01-22 设计创作，主要内容包括：本发明涉及一种加温链条机构,包括主体和圆形拨盘,主体包括多个依次设置并形成闭环的链节座；任意两个相邻的链节座之间均穿插设置有一个竖直分布的链轴,任意两个相邻的链节座均可借助对应的一个链轴实现相对转动,每个链轴的两端还均套设有一个可转动的滚动轴承,每个链节座的外侧还均设有一个牵引组件；本发明可根据需要调节任意两个相邻链节之间的间距,进而可以调节任意两个相邻塑料瓶坯之间的间距,从而调节加温链条机构所能携带的塑料瓶坯数量以适应加热炉的容量,从而方便了使用。(The invention relates to a heating chain mechanism, which comprises a main body and a circular drive plate, wherein the main body comprises a plurality of chain joint seats which are sequentially arranged and form a closed loop; a chain shaft which is vertically distributed is inserted between any two adjacent chain link seats, the two adjacent chain link seats can rotate relatively by means of the corresponding chain shaft, a rotatable rolling bearing is sleeved at each of two ends of each chain shaft, and a traction assembly is arranged on the outer side of each chain link seat; the invention can adjust the distance between any two adjacent chain links according to the requirement, and further can adjust the distance between any two adjacent plastic bottle blanks, thereby adjusting the quantity of the plastic bottle blanks which can be carried by the heating chain mechanism to adapt to the capacity of the heating furnace, and facilitating the use.)

1. A chain mechanism heats, characterized by, including main part and circular driver plate, the said main part includes a plurality of sets of chain link seats which set up sequentially and form the closed loop, also alternate and have a chain axle distributed vertically between any two adjacent said chain link seats, any two adjacent said chain link seats can realize the relative rotation with the help of a corresponding chain axle, both ends of each said chain axle are still equipped with a rotatable antifriction bearing, two said antifriction bearings locate the upper and lower both sides of the chain link seat respectively, the circular drive plate is transversely and rotatably arranged on the inner side of the main body and is positioned at the same height with the plurality of rolling bearings above the main body, the outer peripheral surface of the circular drive plate is provided with a plurality of arc-shaped grooves which are uniformly distributed along the circumferential direction, the inner diameters of the arc-shaped grooves are matched with the outer diameters of the rolling bearings, and the center distance between every two adjacent arc-shaped grooves is matched with the center distance between every two adjacent rolling bearings; the outer side of each chain joint seat is also provided with a traction assembly, the traction assembly comprises an installation seat, a rotating shaft, a belt wheel seat, a spring, a first clamp spring, a blank withdrawing ring and a blank withdrawing assembly, the installation seat is detachably fixed on the outer side of the chain joint seat, a movable cavity is formed in the installation seat, the rotating shaft is vertically and rotatably inserted in the installation seat and can axially move along the rotating shaft, the belt wheel seat is sleeved and fixed on the rotating shaft and above the top of the installation seat, the belt wheel sleeve is fixed at the upper end of the rotating shaft and concentrically fixed at the top of the belt wheel seat, the spring seat is sleeved and arranged on the rotating shaft and in the movable cavity, the upper end of the spring seat is attached to the inner wall of the top of the movable cavity, the first clamp spring is sleeved and fixed on the rotating shaft and in the movable cavity and below the spring seat, the spring is sleeved and arranged on the rotating shaft and between the spring seat, the blank withdrawing ring is detachably fixed at the bottom of the mounting seat, a blank withdrawing cavity is formed in the blank withdrawing ring, and the blank withdrawing assembly is fixed at the lower end of the rotating shaft and movably arranged in the blank withdrawing cavity.

2. The chain heating mechanism as claimed in claim 1, wherein the right side of the chain seat is formed with a protrusion, and correspondingly, the left side of the chain seat is formed with a concave cavity, wherein the protrusion of one chain seat is inserted into the concave cavity of the adjacent chain seat, and the chain axle is inserted between the corresponding concave cavity and the protrusion.

3. The chain mechanism of heating of claim 1, wherein the backing-off assembly comprises a screw, a heat dissipation block, a first expansion seat and a second expansion seat, the heat dissipation block, the first expansion seat and the second expansion seat are sequentially and concentrically arranged from top to bottom, the top of the heat dissipation block is sleeved outside the lower end of the rotating shaft, and the screw sequentially and concentrically penetrates through the second expansion seat, the first expansion seat and the heat dissipation block from bottom to top and is inserted and fixed inside the lower end of the rotating shaft.

4. The chain mechanism of claim 3, wherein a plurality of O-rings are sequentially arranged on the second expansion seat from top to bottom.

5. The chain mechanism of claim 4, wherein the blank withdrawing assembly further comprises an expansion sleeve, the expansion sleeve is sleeved outside the plurality of O-rings and embedded between the first expansion seat and the second expansion seat, and the outer sides of the plurality of O-rings are all tightly pressed against the inner wall of the expansion sleeve.

6. The chain mechanism of claim 1, wherein the upper end of the blank withdrawing ring is inserted into the bottom of the mounting seat, the outer peripheral surface of the upper end of the blank withdrawing ring is provided with grooves distributed annularly, the bottom of the mounting seat is further fixed with two limiting blocks arranged diagonally, and the inner ends of the two limiting blocks are clamped into the grooves.

7. The chain mechanism of claim 1, wherein a nut is further screwed onto the upper end of the shaft, and the nut is pressed against the outer end surface of the pulley.

8. The chain mechanism of claim 1, wherein a second snap spring is fixedly sleeved at each of the two ends of each chain shaft, and the two second snap springs are respectively disposed at the outer sides of the two rolling bearings.

9. The chain mechanism of claim 1, wherein a spacer is sleeved on each of the two ends of each chain axle, and the two spacers are respectively disposed on the inner sides of the two rolling bearings and on the upper and lower sides of the chain joint seat.

Technical Field

The invention relates to a heating chain mechanism.

Background

In the working process of the rotary bottle blowing machine, the plastic bottle blank needs to be heated and softened to meet the bottle blowing process requirement, and a heating chain mechanism in the rotary bottle blowing machine can drive the plastic bottle blank to move in a certain direction in a heating furnace and drive the plastic bottle blank to rotate 360 degrees so that the plastic bottle blank is uniformly heated in the heating furnace and can be moved out of the heating furnace after the plastic bottle blank is heated; the interval between two arbitrary adjacent chain links in the chain mechanism that heats of current is fixed, and then leads to the interval between two arbitrary adjacent plastic bottle base also to be fixed, so the quantity that chain mechanism that heats can carry the plastic bottle base is also fixed, can't adjust the quantity of plastic bottle base according to the capacity of heating furnace, and it is comparatively inconvenient to use, needs urgent to solve.

Disclosure of Invention

In view of the current situation of the prior art, the technical problem to be solved by the present invention is to provide a heating chain mechanism which can adjust the number of plastic bottle blanks that can be carried by the heating chain mechanism to adapt to the capacity of the heating furnace, thereby facilitating the use of the heating chain mechanism.

The technical scheme adopted by the invention for solving the technical problems is as follows: a chain mechanism heats, characterized by, including main part and circular driver plate, the said main part includes a plurality of sets of chain link seats which set up sequentially and form the closed loop, also alternate and have a chain axle distributed vertically between any two adjacent said chain link seats, any two adjacent said chain link seats can realize the relative rotation with the help of a corresponding chain axle, both ends of each said chain axle are still equipped with a rotatable antifriction bearing, two said antifriction bearings locate the upper and lower both sides of the chain link seat respectively, the circular drive plate is transversely and rotatably arranged on the inner side of the main body and is positioned at the same height with the plurality of rolling bearings above the main body, the outer peripheral surface of the circular drive plate is provided with a plurality of arc-shaped grooves which are uniformly distributed along the circumferential direction, the inner diameters of the arc-shaped grooves are matched with the outer diameters of the rolling bearings, and the center distance between every two adjacent arc-shaped grooves is matched with the center distance between every two adjacent rolling bearings; the outer side of each chain joint seat is also provided with a traction assembly, the traction assembly comprises an installation seat, a rotating shaft, a belt wheel seat, a spring, a first clamp spring, a blank withdrawing ring and a blank withdrawing assembly, the installation seat is detachably fixed on the outer side of the chain joint seat, a movable cavity is formed in the installation seat, the rotating shaft is vertically and rotatably inserted in the installation seat and can axially move along the rotating shaft, the belt wheel seat is sleeved and fixed on the rotating shaft and above the top of the installation seat, the belt wheel sleeve is fixed at the upper end of the rotating shaft and concentrically fixed at the top of the belt wheel seat, the spring seat is sleeved and arranged on the rotating shaft and in the movable cavity, the upper end of the spring seat is attached to the inner wall of the top of the movable cavity, the first clamp spring is sleeved and fixed on the rotating shaft and in the movable cavity and below the spring seat, the spring is sleeved and arranged on the rotating shaft and between the spring seat, the blank withdrawing ring is detachably fixed at the bottom of the mounting seat, a blank withdrawing cavity is formed in the blank withdrawing ring, and the blank withdrawing assembly is fixed at the lower end of the rotating shaft and movably arranged in the blank withdrawing cavity.

Preferably, a protrusion is formed outwards on the right side of each link seat, a concave cavity is correspondingly formed in the left side of each link seat, the protrusion on one link seat is inserted into the concave cavity on the adjacent link seat, and the chain shaft is inserted between the corresponding concave cavity and the protrusion.

Preferably, the blank withdrawing assembly comprises a screw, a heat dissipation block, a first expansion seat and a second expansion seat, the heat dissipation block, the first expansion seat and the second expansion seat are sequentially concentrically arranged from top to bottom, the top cover of the heat dissipation block is arranged outside the lower end of the rotating shaft, and the screw sequentially and concentrically penetrates through the second expansion seat, the first expansion seat and the heat dissipation block from bottom to top and is inserted into the lower end of the rotating shaft to be fixed inside the lower end of the rotating shaft.

Preferably, a plurality of O-shaped rings which are sequentially distributed from top to bottom are sleeved outside the second expansion seat.

Preferably, the blank withdrawing assembly further comprises an expansion sleeve, the expansion sleeve is sleeved outside the plurality of O-shaped rings and embedded between the first expansion seat and the second expansion seat, and the outer sides of the O-shaped rings are all tightly propped against the inner wall of the expansion sleeve.

Preferably, the upper end of the blank withdrawing ring is inserted into the bottom of the mounting seat, the circumferential surface of the upper end of the blank withdrawing ring is provided with grooves distributed annularly, the bottom of the mounting seat is further fixed with two limiting blocks arranged diagonally, and the inner ends of the two limiting blocks are clamped into the grooves.

Preferably, the upper end of the rotating shaft is further sleeved and screwed with a nut, and the nut is tightly pressed on the end face of the outer side of the belt wheel.

Preferably, a second snap spring is fixedly sleeved at each of the two ends of each chain shaft, and the two second snap springs are respectively arranged at the outer sides of the two rolling bearings.

Preferably, two ends of each chain shaft are also respectively sleeved with a spacer bush, and the two spacer bushes are respectively arranged on the inner sides of the two rolling bearings and respectively arranged on the upper side and the lower side of the chain joint seat.

Compared with the prior art, the invention has the advantages that: the invention can adjust the distance between any two adjacent chain links according to the requirement, and further can adjust the distance between any two adjacent plastic bottle blanks, thereby adjusting the quantity of the plastic bottle blanks which can be carried by the heating chain mechanism to adapt to the capacity of the heating furnace, and facilitating the use.

Drawings

FIG. 1 is a top view of the present invention;

FIG. 2 is a cross-sectional view of the present invention at A;

FIG. 3 is a cross-sectional view of the present invention at B;

FIG. 4 is a cross-sectional view of the present invention at C;

fig. 5 is a side view block diagram of the tow assembly of the present invention.

Detailed Description

Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the present application do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

To maintain the following description of the embodiments of the present invention clear and concise, a detailed description of known functions and known components of the invention have been omitted.

As shown in fig. 1 to 5, a heating chain mechanism comprises a main body and a circular dial plate 1, wherein the main body comprises a plurality of chain link seats 4 which are sequentially arranged and form a closed loop, a vertically distributed chain shaft 9 is inserted between any two adjacent chain link seats 4, any two adjacent chain link seats 4 can rotate relatively by means of a corresponding chain shaft 9, two rotatable rolling bearings 2 are sleeved at two ends of each chain shaft 9, the two rolling bearings 2 are respectively arranged at the upper side and the lower side of each chain link seat 4, the circular dial plate 1 is transversely and rotatably arranged at the inner side of the main body and is positioned at the same height with the rolling bearings 2 above the main body, a plurality of arc-shaped grooves 101 which are uniformly distributed along the circumferential direction are formed in the outer peripheral surface of the circular dial plate 1, the inner diameters of the arc-shaped grooves 101 are matched with the outer diameters of the rolling bearings 2, and the center distance between two adjacent arc-shaped grooves 101 is matched with the center distance; the outer side of each chain joint seat 4 is also provided with a traction assembly, the traction assembly comprises an installation seat 3, a rotating shaft 13, a belt wheel 5, a belt wheel seat 8, a spring seat 11, a spring 12, a first clamp spring 14, a blank withdrawing ring 17 and a blank withdrawing assembly, the installation seat 3 is detachably fixed on the outer side of the chain joint seat 4, a movable cavity 31 is arranged in the installation seat 3, the rotating shaft 13 is vertically and rotatably inserted in the installation seat 3 and can move along the axial direction of the rotating shaft, the belt wheel seat 8 is sleeved and fixed on the rotating shaft 13 and is arranged above the top of the installation seat 3, the belt wheel 5 is sleeved and fixed at the upper end of the rotating shaft 13 and is concentrically fixed at the top of the belt wheel seat 8, the spring seat 11 is sleeved and arranged on the rotating shaft 13 and in the movable cavity 31, the upper end of the spring seat 11 is attached to the inner wall of the top of the movable cavity 31, the first clamp spring 14 is sleeved and, the spring 12 is sleeved on the rotating shaft 13 and is arranged between the spring seat 11 and the first clamp spring 14 and in a compression state, the blank withdrawing ring 17 is detachably fixed at the bottom of the mounting seat 3, a blank withdrawing cavity 171 is formed in the blank withdrawing ring 17, and the blank withdrawing assembly is fixed at the lower end of the rotating shaft 13 and movably arranged in the blank withdrawing cavity 171.

The right side of the link base 4 is formed with a protrusion 41 outward, correspondingly, the left side of the link base 4 is formed with a concave cavity 42, wherein the protrusion 41 of one link base 4 is inserted into the concave cavity 42 of the adjacent link base 4, and the chain shaft 9 is inserted between the corresponding concave cavity 42 and the protrusion 41.

The blank withdrawing assembly comprises a screw 18, a heat dissipation block 19, a first expansion seat 20 and a second expansion seat 22, the heat dissipation block 19, the first expansion seat 20 and the second expansion seat 22 are sequentially concentrically arranged from top to bottom, the top of the heat dissipation block 19 is sleeved at the outer part of the lower end of the rotating shaft 13, and the screw 18 sequentially and concentrically penetrates through the second expansion seat 22, the first expansion seat 20 and the heat dissipation block 19 from bottom to top and is inserted into the first expansion seat 20 and fixed to the inner part of the lower end of the rotating shaft 13.

A plurality of O-shaped rings 21 which are sequentially distributed from top to bottom are sleeved outside the second expansion seat 22.

The blank withdrawing assembly further comprises an expansion sleeve 10, the expansion sleeve 10 is sleeved outside the plurality of O-shaped rings 21 and is embedded between the first expansion seat 20 and the second expansion seat 22, and the outer sides of the plurality of O-shaped rings 21 are all tightly propped against the inner wall of the expansion sleeve 10.

The upper end of the blank withdrawing ring 17 is inserted into the bottom of the mounting seat 3, a groove 172 which is distributed annularly is formed in the outer peripheral face of the upper end of the blank withdrawing ring 17, two limiting blocks 7 which are arranged diagonally are further fixed at the bottom of the mounting seat 3, and the inner ends of the two limiting blocks 7 are clamped into the groove 172.

The upper end of the rotating shaft 13 is also sleeved and screwed with a nut 6, and the nut 6 is tightly pressed on the end surface of the outer side of the belt wheel 5.

Two ends of each chain shaft 9 are also respectively sleeved with a second clamp spring 23, and the two second clamp springs 23 are respectively arranged on the outer sides of the two rolling bearings 2.

Two ends of each chain shaft 9 are also respectively sleeved with a spacer 16, and the two spacer 16 are respectively arranged at the inner sides of the two rolling bearings 2 and at the upper and lower sides of the chain joint seat 4.

The working principle is as follows:

the expansion sleeve 10 is inserted into the mouth of the plastic bottle blank 15, and the plastic bottle blank 15 is driven by the expansion force to revolve along with the main body and rotate along with the rotating shaft 13; when the plurality of chain link seats 4 rotate to the round driving plate 1, the plurality of arc-shaped grooves 101 are sequentially sleeved outside the plurality of rolling bearings 2 on the upper part, and then the two chain link seats 4 on each rolling bearing 2 are swung outwards by a certain angle, so that the two corresponding traction components are driven to be separated from each other by a certain angle, and the distance between the two plastic bottle blanks 15 is increased to a from the original b.

When the plastic bottle blank 15 rotates to a designated position, the rotating shaft 13 moves upwards along the axial direction under the action of external force, and then the plastic bottle blank 15 is driven to move upwards by virtue of the first expansion seat 20, the second expansion seat 22 and the expansion sleeve 10, and when the opening of the plastic bottle blank 15 is propped upwards against the lower end of the blank withdrawing ring 17, the plastic bottle blank 15 cannot move upwards continuously, so that the plastic bottle blank is separated from the expansion sleeve 10; in the process, the first snap spring 14 moves upwards along with the rotating shaft 13 and compresses the spring 12, and after the external force is removed, the rebounding force of the spring 12 drives the rotating shaft 13 to move downwards and reset by virtue of the first snap spring 14.

The invention can adjust the distance between any two adjacent chain links according to the requirement, and further can adjust the distance between any two adjacent plastic bottle blanks, thereby adjusting the quantity of the plastic bottle blanks which can be carried by the heating chain mechanism to adapt to the capacity of the heating furnace, and facilitating the use.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that various changes in the embodiments and modifications thereof may be made, and equivalents may be substituted for elements thereof; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the spirit and scope of the technical solutions of the embodiments of the present invention.